AK8858 Datasheet, PDF (61/96 Pages) Asahi Kasei Microsystems – PS/SD Multi Format Video Decoder

[7.31.7] Chrominance over flow
Indicates status of color decode result after passage through ACC block
Name
Setting
Definition
[0]
OVCOL
[1]
Normal
Overflow
[7.31.8] Field status
Indicates decoding signal field status
Name
Setting
[0]
REALFLD
[1]
Definition
EVEN field
ODD field
[7.31.9] AGC status
Indicates status of adaptive AGC
Name
Setting
[0]
AGCSTS
[1]
Definition
Sync AGC operation
Peak AGC operation
[7.32] Macrovision signal detection
The AK8858 can detect a decode signal contains Macrovision signal.
The detection result can be confirmed via register.
Indicate signal contains Macrovision signal
Name
Definition
AGCDET
0: No Macrovision AGC process detected
1: Macrovision AGC process detected
CSDET
0: No Color Stripe Process detected
1: Color Stripe Process detected
CSTYPE
0: Color Stripe Type 2 in input signal
1: Color Stripe Type 3 in input signal
If detect macrovision signal on progressive decoding, AGCDET-bit = [1].
[7.32.1] Macrovision Color Stripe Cancel
This function is cancellor for macrovision color stripe. Set CSCAN bit to [1].
Color stripe cancel
Name
Definition
CSCAN
[0]: Color stripe on screen (Cancel function is not operated)
[1]: No Color stripe on screen (Cancel function is operated)
[AK8858]
Sub Address: 0x22 [7]
Notes
Sub Address: 0x23 [4]
Notes
Sub Address: 0x23 [5]
Notes
Sub Address: 0x24 [2:0]
Sub Address: 0x03 [6]
MS1230-E-00
- 61 -
2010/9